<template>
    <div class="background">
        <div class="box">
            <!-- /* From Uiverse.io by glisovic01 */ -->
            <div class="login-box">
                <p>登录</p>
                <form>
                    <div class="user-box">
                        <input required="" name="" type="text" v-model="username">
                        <label>账号</label>
                    </div>
                    <div class="user-box">
                        <input required="" name="" type="password" v-model="password" @keydown.enter="onSubmit">
                        <label>密码</label>
                    </div>
                    <p class="message">{{ message }}</p>
                    <a href="#" @click.prevent="onSubmit">
                        <span></span>
                        <span></span>
                        <span></span>
                        <span></span>
                        确&nbsp;认
                    </a>
                </form>
                <br>
                <p>没有账号? <a href="" class="a2" @click.prevent="onSignUp">注册!</a></p>
            </div>

        </div>
        

    </div>
</template>

<script setup>
import { ref } from 'vue'
import api from '../api/api.js'
import router from '../router'
import { userStore } from '../stores/userStore';
// import axios from 'axios';

// async function fetchData(data) {
//     try {
//         const response = await axios({
//             url: 'http://10.114.225.196:8080/api/users/login',
//             method: 'POST',
//             data: data
//         }); // 使用 Axios 默认实例发送 GET 请求
//         return response.data;
//     } catch (err) {
//         this.error = err.message || '未知错误';
//     } finally {

//     }
// }


const message = ref('')
const username = ref('')
const password = ref('')

const userInfo = userStore()
const { setUserInfo } = userInfo



//点击登录按钮
const onSubmit = async() => {
    // \s 代表空白字符（涵盖空格、制表符、换行符等），g 标志表示全局搜索
    const usernamestr = username.value.toString().replace(/\s+/g, '')
    const passwordstr = password.value.toString().replace(/\s+/g, '')
    if (usernamestr.length === 0 || passwordstr.length === 0) {
        message.value = '账号或密码不能为空'
        return
    } else {
        message.value = ''
    }

    // 调用登录接口
    api.loginApi({ username: usernamestr, password: passwordstr }).then(res => {
        setUserInfo(res.data.uid, usernamestr, res.data.name, res.data.avatar)
        router.push('/')
    }).catch(err => {
        message.value = err.message
    })

    // const res= await fetchData({ username: usernamestr, password: passwordstr })
    // if(res.code === 200){
    //     setUserInfo(res.data.uid, usernamestr, res.data.name, res.data.avatar)
    //     router.push('/')
    // }
}

//点击注册按钮
const onSignUp = () => {
    router.push('/register')
}

</script>

<style scoped lang="less">
.background {
    background: url('../assets/backimg.webp') no-repeat center center / cover;
    height: 100vh;
    width: 100vw;
    display: flex;
    justify-content: center;
    align-items: center;

    .box {
        width: 80%;
        height: 80%;
        position: relative;
    }
}

/* From Uiverse.io by glisovic01 */
.login-box {
    position: absolute;
    top: 40%;
    left: 50%;
    width: 400px;
    padding: 40px;
    margin: 20px auto;
    transform: translate(-50%, -55%);
    background: rgba(0, 0, 0, .9);
    box-sizing: border-box;

    border-radius: 10px;
    background-color: rgba(43, 43, 43, 0.8);
    backdrop-filter: blur(8px);
    border: 0.571429px solid rgba(255, 255, 255, 0.18);
    box-shadow: rgba(14, 14, 14, 0.19) 0px 6px 15px 0px;
}

.login-box p:first-child {
    margin: 0 0 30px;
    padding: 0;
    color: #fff;
    text-align: center;
    font-size: 1.5rem;
    font-weight: bold;
    letter-spacing: 1px;
}

.login-box .user-box {
    position: relative;
}

.login-box .user-box input {
    width: 100%;
    padding: 10px 0;
    font-size: 16px;
    color: #fff;
    margin-bottom: 30px;
    border: none;
    border-bottom: 1px solid #fff;
    outline: none;
    background: transparent;
}

.login-box .user-box label {
    position: absolute;
    top: 0;
    left: 0;
    padding: 10px 0;
    font-size: 16px;
    color: #fff;
    pointer-events: none;
    transition: .3s;
}

.login-box .user-box input:focus~label,
.login-box .user-box input:valid~label {
    top: -20px;
    left: 0;
    color: #fff;
    font-size: 12px;
}

.login-box form a {
    position: relative;
    display: inline-block;
    padding: 10px 20px;
    font-weight: bold;
    color: #fff;
    font-size: 16px;
    text-decoration: none;
    text-transform: uppercase;
    overflow: hidden;
    transition: .3s;
    margin-top: 20px;
    letter-spacing: 3px
}

.login-box a:hover {
    background: #fff;
    color: #272727;
    border-radius: 5px;
}

.login-box a span {
    position: absolute;
    display: block;
}

.login-box a span:nth-child(1) {
    top: 0;
    left: -100%;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, #fff);
    animation: btn-anim1 1.5s linear infinite;
}

@keyframes btn-anim1 {
    0% {
        left: -100%;
    }

    50%,
    100% {
        left: 100%;
    }
}

.login-box a span:nth-child(2) {
    top: -100%;
    right: 0;
    width: 2px;
    height: 100%;
    background: linear-gradient(180deg, transparent, #fff);
    animation: btn-anim2 1.5s linear infinite;
    animation-delay: .375s
}

@keyframes btn-anim2 {
    0% {
        top: -100%;
    }

    50%,
    100% {
        top: 100%;
    }
}

.login-box a span:nth-child(3) {
    bottom: 0;
    right: -100%;
    width: 100%;
    height: 2px;
    background: linear-gradient(270deg, transparent, #fff);
    animation: btn-anim3 1.5s linear infinite;
    animation-delay: .75s
}

@keyframes btn-anim3 {
    0% {
        right: -100%;
    }

    50%,
    100% {
        right: 100%;
    }
}

.login-box a span:nth-child(4) {
    bottom: -100%;
    left: 0;
    width: 2px;
    height: 100%;
    background: linear-gradient(360deg, transparent, #fff);
    animation: btn-anim4 1.5s linear infinite;
    animation-delay: 1.125s
}

@keyframes btn-anim4 {
    0% {
        bottom: -100%;
    }

    50%,
    100% {
        bottom: 100%;
    }
}

.login-box p:last-child {
    color: #aaa;
    font-size: 14px;
}

.login-box a.a2 {
    color: #fff;
    text-decoration: none;
    font-size: 16px;
}

.login-box a.a2:hover {
    background: transparent;
    color: #aaa;
    border-radius: 5px;
}

.message {
    color: #ff0000;
}
</style>
